NSN 3940-00-189-3454

Part Details | TACKLE BLOCK

3940-00-189-3454 A mechanical device, consisting of a pulley(s) or sheave(s) encased in a shell or frame which may be provided with a means such as a hook, eye, strap, screw, etc., by which it may be attached to an object. It is used to change direction of a running rope and/or to gain a mechanical advantage.

Alternate Parts: S1801860447PC1259T0111416, S1801-860447PC1-2-5-9T011-14-16-, 3940-00-189-3454, 00-189-3454, 3940001893454, 001893454

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
39JAN 01, 196300-189-345406117 ( BLOCK, TACKLE )
REFERENCE DRAWINGS & PICTURES

OBLONG SWIVEL EYE

BLOCK,TACKLE | 3940-00-189-3454, 001893454

OVAL PATTERN

BLOCK,TACKLE | 3940-00-189-3454, 001893454
Cross Reference | NSN 3940-00-189-3454
Part Number Cage Code Manufacturer
S1801-860447PC1-2-5-9T011-14-16-80064NAVAL SHIP SYSTEMS COMMAND
Technical Data | NSN 3940-00-189-3454
Characteristic Specifications
STYLE DESIGNATOR OVAL PATTERN
SHELL LENGTH12.000 INCHES NOMINAL
SHEAVE OUTSIDE DIAMETER7.375 INCHES NOMINAL
CENTER PIN DIAMETER0.875 INCHES NOMINAL
BLOCK TYPE REGULAR
SURFACE TREATMENT AND LOCATION ZINC, ELECTROLYTIC OVERALL
SHEAVE QUANTITY3
BEARING TYPE PLAIN
SHEAVE BEARING LUBRICATION METHOD SELF-LUBRICATED
TACKLE ACCOMMODATED TYPE FIBROUS ROPE
MAXIMUM TACKLE DIAMETER ACCOMMODATED1.312 INCHES
TACKLE LOCKING DEVICE NOT INCLUDED
BECKET TYPE THIMBLE
BECKET QUANTITY1
ANTITOPPLING DEVICE NOT INCLUDED
ATTACHMENT STYLE0 OBLONG SWIVEL EYE
MAXIMUM LOAD RATING13000.0 POUNDS
REFERENCE NUMBER DIFFERENTIATING CHARACTERISTICSAS DIFFERENTIATED BY THE ELR NO. SIZE 12 IN. RIG NO. 2
EXTRA LONG REFERENCE NUMBERS1801-860447PC1-2-5-9T011-14-16-17-24-28-33